Home / 14,307.12-21,457.44-5,073.12

Finding the Fourth Proportional to 14,307.12, 21,457.44 and 5,073.12

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Solution

The fourth proportional to 14,307.12, 21,457.44 and 5,073.12 is: 7,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307.12 : 21,457.44 = 5,073.12 : x
  2. Step 2: Convert to fraction form
    14,307.12/21,457.44 = 5,073.12/x
  3. Step 3: Cross multiply
    14,307.12x = 21,457.44 × 5,073.12
  4. Step 4: Simplify right side
    14,307.12x = 108,856,168.01
  5. Step 5: Solve for x
    x = 108,856,168.01/14,307.12
  6. Step 6: Final answer
    x = 7,608.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.